Pretend to export VG creating Map file.vgchange -a n vg01_A vgchange -c y vg01_A.Deactivate and set cluster flag (cluster must be running).Create needed Logical Volumes and Filesystems.pvcreate /dev/rdsk/c2t12d0 (repeat for each disk).prompts user after each I/O channel scan.searches all I/O channels for all devices.Initialize VxVM with vxinstall utility.Install and Initialize VxVMAll nodes of the cluster It includes all mirrored/striped areas of various disks. Like an extent but much larger and can be varying sizes. A VxVM Subdisk is a contiguous area of a VM Disk.Veritas Volume Manager: Overview c1t2d0 Mirrored Volume vol01 c1t1d0 disk01-02 disk02-02 PHYSICAL DISK vol01-01 vol01-02 SUBDISK PLEX vol02-01 disk01-01 disk01-01 disk02-01 disk02-01 disk01-02 disk02-02 Striped Volume vol02 disk02 disk01 DISK GROUP datadg VM DISKĬomparison of Terms LVM VxVM Physical Volume VM Disk Volume Groupĝisk Group Logical Volume Volume or Plex ![]() Can be use for data storage but not as a cluster volume.Must have a root disk group on every node.Active/Active primary and alternate paths (load balancing).Primary Benefits of VxVMB9116AA - Additional License ![]() Volume Manager Choices BaseĚddon LVM VxVM VxVMĜVM 16 Node Cluster Yes Yes YesĔ Nodes Alternate-Links Standby NoĚctiveĚctive Exclusive Activation Yes Yes Yes Yes Shared Activation Yes No No Yes+ Cluster lock disk Yes No No No Multiple Heartbeat Subnets Yes Yes Yes No Striped Mirrors or RAID5 No No Yes Yes Additional Licenses No No Yes Yes
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